Cirrus Kinekt Suspension Seatpost - Aluminum 30.9 420mm LR- 80-180lb Rider BLK CheckoutSpec= Left and Right It has been tested for

It has been tested for all 1x drive-train application including gravel cyclocross mountain and road

there are some road bike fork/frames that require a special thinner lock ring

Carrier SH 34 (for 24-35 mm tubes)

5-ZS upper/lower lower S

For skiers that are looking for solid performance

Cirrus Kinekt Suspension Seatpost - Aluminum 30.9 420mm LR- 80-180lb Rider BLK CheckoutSpec= Left and Right It has been tested forThe Kinekt Active LR Aluminum Suspension Seatpost is sleek and versatile providing 35mm travel with pre load capability to effectively isolate your body from surface vibrations and impacts. LR is rated for riders 80 180lbs and includes springs tuned for a 140 180lb rider. This isolation improves comfort control and confidence which ultimately leads to a more enjoyable ride. Includes 2 installed springs (1 upper 1 lower) and 2 additional springs to